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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

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ID: 691850
Weight: 11.47ct
Size: 12.9 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.32
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ID: 699107
Weight: 3.54ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.74
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ID: 562910
Weight: 3.80ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.11
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ID: 700084
Weight: 0.87ct
Size: 6.6 x 4.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 52.20
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ID: 409563
Weight: 6.68ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 31.82
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ID: 517064
Weight: 36.93ct
Size: 23 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.39
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ID: 713956
Weight: 1.60ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 13.44
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ID: 537747
Weight: 1.26ct
Size: 9 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 104.33
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ID: 408850
Weight: 12.50ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 57.76
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ID: 640739
Weight: 1.47ct
Size: 6.9 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.71
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ID: 553145
Weight: 2.00ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 45.19
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ID: 471081
Weight: 34.80ct
Size: 31.2 x 25 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.74
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ID: 400138
Weight: 6.11ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 20.16
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ID: 723013
Weight: 0.47ct
Size: 4.9 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.10
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ID: 724940
Weight: 42.37ct
Size: 25.7 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 152.53
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ID: 538256
Weight: 1.10ct
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.54
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ID: 500837
Weight: 6.45ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 49.98
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ID: 467012
Weight: 0.83ct
Size: 7.3 x 5.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 54.78
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ID: 431745
Weight: 1.39ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.66
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ID: 464226
Weight: 4.37ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 40.38
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ID: 644657
Weight: 1.16ct
Size: 7.2 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 27.84
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ID: 674959
Weight: 13.83ct
Size: 18 x 13.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.68
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ID: 499419
Weight: 2.00ct (total)
Size: 7.3 x 5 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 7.92
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ID: 668902
Weight: 7.30ct
Size: 16.7 x 10.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 157.68
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ID: 490986
Weight: 10.04ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 29.56
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ID: 499974
Weight: 1.99ct
Size: 12.3 x 6.2 mm
Clarity: VS
Price: $ 18.38
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ID: 542773
Weight: 0.53ct
Size: 6.6 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 23.64
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ID: 595245
Weight: 1.20ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 110.88
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ID: 490331
Weight: 1.56ct
Size: 6.9 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 125.80
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ID: 410353
Weight: 5.08ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.53
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ID: 660239
Weight: 6.51ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.71
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ID: 712225
Weight: 0.93ct
Size: 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.48
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ID: 728023
Weight: 1.07ct
Size: 6.3 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.42
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ID: 531376
Weight: 2.44ct
Size: 9 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 128.83
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ID: 684379
Weight: 0.94ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 39.48
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ID: 662137
Weight: 6.03ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.24
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ID: 555599
Weight: 1.34ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.38
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ID: 735231
Weight: 2.27ct
Size: 7.9 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 108.96
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ID: 462196
Weight: 9.66ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 466.69
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ID: 676336
Weight: 6.68ct
Size: 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.00
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ID: 417586
Weight: 2.62ct (total)
Size: 4.8 mm
Clarity: VS
Content: 4 pcs
Price: $ 107.21
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ID: 586131
Weight: 12.42ct
Size: 18.7 x 16.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 81.97
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ID: 559065
Weight: 2.01ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 41.27
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ID: 731988
Weight: 3.18ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 122.11
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ID: 683026
Weight: 0.93ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.74
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ID: 650057
Weight: 9.52ct
Size: 18.4 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.74
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ID: 427583
Weight: 2.59ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 15.54
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ID: 480647
Weight: 2.88ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.53
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ID: 674963
Weight: 11.89ct
Size: 17 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.67
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ID: 396374
Weight: 0.94ct
Size: 7.4 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 59.26
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ID: 491594
Weight: 17.21ct (total)
Size: 19.9 x 10.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 16.52
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ID: 663998
Weight: 2.25ct
Size: 8.3 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.80
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ID: 712882
Weight: 1.13ct
Size: 7.5 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 22.56
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ID: 476071
Weight: 3.72ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.12
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ID: 394873
Weight: 2.63ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 48.01
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ID: 418316
Weight: 8.08ct
Size: 15.3 x 10.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.00
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ID: 566305
Weight: 4.63ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 30.56
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ID: 560851
Weight: 1.67ct
Size: 8.4 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 145.49
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ID: 640091
Weight: avg. 1.09 ct / each
Size: 8 x 6 mm (calibrated)
Clarity: VS
Price: $ 87.56
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ID: 730471
Weight: 0.58ct
Size: 4.7 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.80
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FAQs

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Why Choose Loose Untreated Gemstones?

Selecting loose untreated gemstones ensures you’re investing in authentic, natural beauty. Gems like unheated sapphires, untreated rubies, and unenhanced diamonds retain their original allure, free from artificial enhancements. These certified untreated gems are ideal for those seeking unique, ethical, and high-quality stones for custom jewelry or collections.

Perfect for Engagement Rings and Collectors

Our untreated gemstones, including GIA-certified natural gems, are highly sought after for engagement rings and collector’s pieces. With options like unheated topaz and virgin untreated stones, you can create a timeless design that reflects your individual style. Each gem is carefully selected for its purity and brilliance.

Rare and Exquisite Natural Gems

From authentic untreated crystals to precious untreated gemstones, our collection offers something for every taste. These rare untreated gems for collectors are perfect for showcasing the natural beauty of stones like unheated and untreated stones that remain untouched by enhancements, preserving their natural value and appeal.

Quality Assurance You Can Trust

Every stone in our selection of loose untreated gemstones is thoroughly inspected to meet the highest standards. Whether you’re looking for untreated gemstones for engagement rings or certified untreated gems for a special project, our collection ensures authenticity and unparalleled quality.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

FAQ's

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

Enlarged Gemstone Image